| 摘要 |
PURPOSE: A pipe fixing device for a spare manhole duct performing the construction of a manhole regardless of the thickness of the wall body of the manhole is provided to prevent the damage of the device separation due to fixing the pipe fixing device. CONSTITUTION: A pipe fixing device for a spare manhole duct includes a middle fixing member(202), a wedge-shaped fixing member(204), and a manhole(208). The middle fixing member is inserted to a spare duct globe(102). The wedge-shaped fixture is located between the outer side surface of inter-fix and inner side of the spare duct outlet. One side terminal of the pipe connection body is inserted into the inter-fix.
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